package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Select;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;
import java.util.regex.Pattern;

@RestController
@RequestMapping("/admin/dish")
@Slf4j
@Api(tags = "菜品接口")
public class DishController {
    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;
    /**
     * 新增菜品和对应口味数据
     */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result saveDish(@RequestBody DishDTO dishDTO){
        log.info("新增菜品:{}",dishDTO);
        dishService.saveWithFlavors(dishDTO);
        //清理缓存数据
        cleanCache("dish_"+dishDTO.getCategoryId());
        return Result.success();
    }
    /**
     * 菜品分页查询
     */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> pageQuery(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询:{}",dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }
    /**
     * 批量删除菜品
     */
    @DeleteMapping
    @ApiOperation("批量删除菜品")
    public Result deleByIds(@RequestParam List<Long> ids){
         log.info("批量删除菜品:{}",ids);
         dishService.deleByIds(ids);
        //清理缓存数据，所有已dish_为开头的key
         cleanCache("dish_*");
         return Result.success();
     }
    /**
     * 根据id查询菜品
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查询菜品:{}",id);
        DishVO dishVO = dishService.getById(id);
        return Result.success(dishVO);
    }
    /**
     * 修改菜品
     */
    @PutMapping
    @ApiOperation("修改菜品")
    public Result updateDish(@RequestBody DishDTO dishDTO){
        log.info("修改菜品:{}",dishDTO);
        dishService.updateDish(dishDTO);
        //清理缓存数据，所有已dish_为开头的key
        cleanCache("dish_*");
        return Result.success();
    }
    /**
     * 菜品起售、停售
     */
    @PostMapping("/status/{status}")
    @ApiOperation("菜品起售、停售")
    public Result updateDishStatus(@PathVariable("status") Integer status,Long id){
        log.info("菜品起售、停售:{}",status,id);
        dishService.updateDishStatus(status,id);
        //清理缓存数据，所有已dish_为开头的key
        cleanCache("dish_*");
        return Result.success();
    }
    /**
     * 根据分类id查询菜品
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> getByCategoryId(Long categoryId){
        log.info("根据分类id查询菜品:{}",categoryId);
        List<Dish> dishList = dishService.getByCategoryId(categoryId);
        return Result.success(dishList);
    }
    public void cleanCache(String pattern){
        //获取所有redis中匹配的key
        Set keys = redisTemplate.keys(pattern);
        //清理缓存
        redisTemplate.delete(keys);
    }
}
